/Engine/Plugins/Importers/USDImporter/Source/USDUtilities/Public/USDConversionUtils.h
Returns the prims in the subtree of Prim (potentially including Prim itself) that are visible due to the visibility attribute and prim purpose
namespace UsdUtils { [TArray](API\Runtime\Core\Containers\TArray)< [UE::FUsdPrim](API\Plugins\UnrealUSDWrapper\UsdWrappers\FUsdPrim) > UsdUtils::GetVisibleChildren ( const [UE::FUsdPrim](API\Plugins\UnrealUSDWrapper\UsdWrappers\FUsdPrim) & Prim, [EUsdPurpose](API\Plugins\UnrealUSDWrapper\EUsdPurpose) AllowedPurposes ) }